19263400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 49996800

約数和(自身を除く): 30733400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 239, 248, 260, 310, 325, 403, 478, 520, 620, 650, 775, 806, 956, 1195, 1240, 1300, 1550, 1612, 1912, 2015, 2390, 2600, 3100, 3107, 3224, 4030, 4780, 5975, 6200, 6214, 7409, 8060, 9560, 10075, 11950, 12428, 14818, 15535, 16120, 20150, 23900, 24856, 29636, 31070, 37045, 40300, 47800, 59272, 62140, 74090, 77675, 80600, 96317, 124280, 148180, 155350, 185225, 192634, 296360, 310700, 370450, 385268, 481585, 621400, 740900, 770536, 963170, 1481800, 1926340, 2407925, 3852680, 4815850, 9631700, 19263400]

約数ペア:

[(1, 19263400), (2, 9631700), (4, 4815850), (5, 3852680), (8, 2407925), (10, 1926340), (13, 1481800), (20, 963170), (25, 770536), (26, 740900), (31, 621400), (40, 481585), (50, 385268), (52, 370450), (62, 310700), (65, 296360), (100, 192634), (104, 185225), (124, 155350), (130, 148180), (155, 124280), (200, 96317), (239, 80600), (248, 77675), (260, 74090), (310, 62140), (325, 59272), (403, 47800), (478, 40300), (520, 37045), (620, 31070), (650, 29636), (775, 24856), (806, 23900), (956, 20150), (1195, 16120), (1240, 15535), (1300, 14818), (1550, 12428), (1612, 11950), (1912, 10075), (2015, 9560), (2390, 8060), (2600, 7409), (3100, 6214), (3107, 6200), (3224, 5975), (4030, 4780)]