1240147100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2731}}^1$

素因数の和:3003

約数の個数: 72

約数和(自身を含む): 2845651200

約数和(自身を除く): 1605504100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 239, 380, 475, 478, 950, 956, 1195, 1900, 2390, 2731, 4541, 4780, 5462, 5975, 9082, 10924, 11950, 13655, 18164, 22705, 23900, 27310, 45410, 51889, 54620, 68275, 90820, 103778, 113525, 136550, 207556, 227050, 259445, 273100, 454100, 518890, 652709, 1037780, 1297225, 1305418, 2594450, 2610836, 3263545, 5188900, 6527090, 12401471, 13054180, 16317725, 24802942, 32635450, 49605884, 62007355, 65270900, 124014710, 248029420, 310036775, 620073550, 1240147100]

約数ペア:

[(1, 1240147100), (2, 620073550), (4, 310036775), (5, 248029420), (10, 124014710), (19, 65270900), (20, 62007355), (25, 49605884), (38, 32635450), (50, 24802942), (76, 16317725), (95, 13054180), (100, 12401471), (190, 6527090), (239, 5188900), (380, 3263545), (475, 2610836), (478, 2594450), (950, 1305418), (956, 1297225), (1195, 1037780), (1900, 652709), (2390, 518890), (2731, 454100), (4541, 273100), (4780, 259445), (5462, 227050), (5975, 207556), (9082, 136550), (10924, 113525), (11950, 103778), (13655, 90820), (18164, 68275), (22705, 54620), (23900, 51889), (27310, 45410)]