19908210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 37711950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 49, 58, 70, 87, 98, 105, 145, 147, 174, 203, 210, 245, 290, 294, 406, 435, 467, 490, 609, 735, 870, 934, 1015, 1218, 1401, 1421, 1470, 2030, 2335, 2802, 2842, 3045, 3269, 4263, 4670, 6090, 6538, 7005, 7105, 8526, 9807, 13543, 14010, 14210, 16345, 19614, 21315, 22883, 27086, 32690, 40629, 42630, 45766, 49035, 67715, 68649, 81258, 94801, 98070, 114415, 135430, 137298, 189602, 203145, 228830, 284403, 343245, 406290, 474005, 568806, 663607, 686490, 948010, 1327214, 1422015, 1990821, 2844030, 3318035, 3981642, 6636070, 9954105, 19908210]

約数ペア:

[(1, 19908210), (2, 9954105), (3, 6636070), (5, 3981642), (6, 3318035), (7, 2844030), (10, 1990821), (14, 1422015), (15, 1327214), (21, 948010), (29, 686490), (30, 663607), (35, 568806), (42, 474005), (49, 406290), (58, 343245), (70, 284403), (87, 228830), (98, 203145), (105, 189602), (145, 137298), (147, 135430), (174, 114415), (203, 98070), (210, 94801), (245, 81258), (290, 68649), (294, 67715), (406, 49035), (435, 45766), (467, 42630), (490, 40629), (609, 32690), (735, 27086), (870, 22883), (934, 21315), (1015, 19614), (1218, 16345), (1401, 14210), (1421, 14010), (1470, 13543), (2030, 9807), (2335, 8526), (2802, 7105), (2842, 7005), (3045, 6538), (3269, 6090), (4263, 4670)]