1521411.00000000

素因数分解:

$2^2\times 5^4\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 60

約数和(自身を含む): 94469760

約数和(自身を除く): 52047260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 239, 250, 284, 355, 478, 500, 625, 710, 956, 1195, 1250, 1420, 1775, 2390, 2500, 3550, 4780, 5975, 7100, 8875, 11950, 16969, 17750, 23900, 29875, 33938, 35500, 44375, 59750, 67876, 84845, 88750, 119500, 149375, 169690, 177500, 298750, 339380, 424225, 597500, 848450, 1696900, 2121125, 4242250, 8484500, 10605625, 21211250, 42422500]

約数ペア:

[(1, 42422500), (2, 21211250), (4, 10605625), (5, 8484500), (10, 4242250), (20, 2121125), (25, 1696900), (50, 848450), (71, 597500), (100, 424225), (125, 339380), (142, 298750), (239, 177500), (250, 169690), (284, 149375), (355, 119500), (478, 88750), (500, 84845), (625, 67876), (710, 59750), (956, 44375), (1195, 35500), (1250, 33938), (1420, 29875), (1775, 23900), (2390, 17750), (2500, 16969), (3550, 11950), (4780, 8875), (5975, 7100)]