20220680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 49075200

約数和(自身を除く): 28854520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 709, 713, 920, 1240, 1418, 1426, 2836, 2852, 3545, 3565, 5672, 5704, 7090, 7130, 14180, 14260, 16307, 21979, 28360, 28520, 32614, 43958, 65228, 81535, 87916, 109895, 130456, 163070, 175832, 219790, 326140, 439580, 505517, 652280, 879160, 1011034, 2022068, 2527585, 4044136, 5055170, 10110340, 20220680]

約数ペア:

[(1, 20220680), (2, 10110340), (4, 5055170), (5, 4044136), (8, 2527585), (10, 2022068), (20, 1011034), (23, 879160), (31, 652280), (40, 505517), (46, 439580), (62, 326140), (92, 219790), (115, 175832), (124, 163070), (155, 130456), (184, 109895), (230, 87916), (248, 81535), (310, 65228), (460, 43958), (620, 32614), (709, 28520), (713, 28360), (920, 21979), (1240, 16307), (1418, 14260), (1426, 14180), (2836, 7130), (2852, 7090), (3545, 5704), (3565, 5672)]