20062900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 54246528

約数和(自身を除く): 34183628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 25, 26, 44, 46, 50, 52, 55, 61, 65, 92, 100, 110, 115, 122, 130, 143, 220, 230, 244, 253, 260, 275, 286, 299, 305, 325, 460, 506, 550, 572, 575, 598, 610, 650, 671, 715, 793, 1012, 1100, 1150, 1196, 1220, 1265, 1300, 1342, 1403, 1430, 1495, 1525, 1586, 2300, 2530, 2684, 2806, 2860, 2990, 3050, 3172, 3289, 3355, 3575, 3965, 5060, 5612, 5980, 6100, 6325, 6578, 6710, 7015, 7150, 7475, 7930, 8723, 12650, 13156, 13420, 14030, 14300, 14950, 15433, 15860, 16445, 16775, 17446, 18239, 19825, 25300, 28060, 29900, 30866, 32890, 33550, 34892, 35075, 36478, 39650, 43615, 61732, 65780, 67100, 70150, 72956, 77165, 79300, 82225, 87230, 91195, 140300, 154330, 164450, 174460, 182390, 200629, 218075, 308660, 328900, 364780, 385825, 401258, 436150, 455975, 771650, 802516, 872300, 911950, 1003145, 1543300, 1823900, 2006290, 4012580, 5015725, 10031450, 20062900]

約数ペア:

[(1, 20062900), (2, 10031450), (4, 5015725), (5, 4012580), (10, 2006290), (11, 1823900), (13, 1543300), (20, 1003145), (22, 911950), (23, 872300), (25, 802516), (26, 771650), (44, 455975), (46, 436150), (50, 401258), (52, 385825), (55, 364780), (61, 328900), (65, 308660), (92, 218075), (100, 200629), (110, 182390), (115, 174460), (122, 164450), (130, 154330), (143, 140300), (220, 91195), (230, 87230), (244, 82225), (253, 79300), (260, 77165), (275, 72956), (286, 70150), (299, 67100), (305, 65780), (325, 61732), (460, 43615), (506, 39650), (550, 36478), (572, 35075), (575, 34892), (598, 33550), (610, 32890), (650, 30866), (671, 29900), (715, 28060), (793, 25300), (1012, 19825), (1100, 18239), (1150, 17446), (1196, 16775), (1220, 16445), (1265, 15860), (1300, 15433), (1342, 14950), (1403, 14300), (1430, 14030), (1495, 13420), (1525, 13156), (1586, 12650), (2300, 8723), (2530, 7930), (2684, 7475), (2806, 7150), (2860, 7015), (2990, 6710), (3050, 6578), (3172, 6325), (3289, 6100), (3355, 5980), (3575, 5612), (3965, 5060)]