19611120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2050

約数の個数: 80

約数和(自身を含む): 62308512

約数和(自身を除く): 42697392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 1993, 2460, 3280, 3986, 4920, 5979, 7972, 9840, 9965, 11958, 15944, 19930, 23916, 29895, 31888, 39860, 47832, 59790, 79720, 81713, 95664, 119580, 159440, 163426, 239160, 245139, 326852, 408565, 478320, 490278, 653704, 817130, 980556, 1225695, 1307408, 1634260, 1961112, 2451390, 3268520, 3922224, 4902780, 6537040, 9805560, 19611120]

約数ペア:

[(1, 19611120), (2, 9805560), (3, 6537040), (4, 4902780), (5, 3922224), (6, 3268520), (8, 2451390), (10, 1961112), (12, 1634260), (15, 1307408), (16, 1225695), (20, 980556), (24, 817130), (30, 653704), (40, 490278), (41, 478320), (48, 408565), (60, 326852), (80, 245139), (82, 239160), (120, 163426), (123, 159440), (164, 119580), (205, 95664), (240, 81713), (246, 79720), (328, 59790), (410, 47832), (492, 39860), (615, 31888), (656, 29895), (820, 23916), (984, 19930), (1230, 15944), (1640, 11958), (1968, 9965), (1993, 9840), (2460, 7972), (3280, 5979), (3986, 4920)]