19479160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 27798920

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, 683, 713, 920, 1240, 1366, 1426, 2732, 2852, 3415, 3565, 5464, 5704, 6830, 7130, 13660, 14260, 15709, 21173, 27320, 28520, 31418, 42346, 62836, 78545, 84692, 105865, 125672, 157090, 169384, 211730, 314180, 423460, 486979, 628360, 846920, 973958, 1947916, 2434895, 3895832, 4869790, 9739580, 19479160]

約数ペア:

[(1, 19479160), (2, 9739580), (4, 4869790), (5, 3895832), (8, 2434895), (10, 1947916), (20, 973958), (23, 846920), (31, 628360), (40, 486979), (46, 423460), (62, 314180), (92, 211730), (115, 169384), (124, 157090), (155, 125672), (184, 105865), (230, 84692), (248, 78545), (310, 62836), (460, 42346), (620, 31418), (683, 28520), (713, 27320), (920, 21173), (1240, 15709), (1366, 14260), (1426, 13660), (2732, 7130), (2852, 6830), (3415, 5704), (3565, 5464)]